Carbonle #33 — July 3, 2026

Today: the fridge and the fruit bowl

The order that day, lightest footprint to heaviest.

• 1🫘LentilsProtein for almost nothing. A kilo of lentils is a fraction of nearly everything else.0.58 kg CO₂e / kg
• 2🍺BeerNearly half of it is the bottle and the can, not the brew.1.34 kg CO₂e / kg
• 3🧀Hard cheeseAged cheese like Comté or Gouda: more milk per kilo, so heavier than soft.6.28 kg CO₂e / kg
• 4🧈ButterAlmost all cow. A kilo of butter outweighs a kilo of chicken.7.91 kg CO₂e / kg
• 5🦐PrawnsFarmed prawns top the list: cleared mangroves and energy-hungry ponds.20.3 kg CO₂e / kg

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